# AI Chat Pro vs AIメールくん

The clearest difference is iOS requirement: AI Chat Pro at 11.0 against AIメールくん's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. AI Chat Pro sells 1 in-app purchase, starting at $2.99 per 7 days and AIメールくん sells 1 in-app purchase, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AI Chat Pro ships an update fortnightly, AIメールくん every 9 days. The most recent releases landed on September 11, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | AI Chat Pro | AIメールくん |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/ai-chat-pro-ai-chatbot/id6446093769/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Freemium | — |
| Size | 38 MB | 4 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takumi Yoshikoshi](https://appshunter.io/developer/1655689141) | [AppEngine](https://appshunter.io/developer/1684103190) |

## What reviewers say

### AI Chat Pro

[App page](https://appshunter.io/ios/app/ai-chat-pro-ai-chatbot/id6446093769)

This AI-powered chatbot offers instant information and suggestions for daily life. It handles a wide range of tasks, from answering questions and proofreading to providing creative content and specialized advice. No registration is needed to start chatting.

**Highlights:** Instant information retrieval, Daily life problem solving, Specialized knowledge access, Content creation assistance, Language translation and proofreading, Personalized lifestyle advice

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Chat Pro | $2.99 | per 7 days |


### AIメールくん

[App page](https://appshunter.io/ios/app/ai/id6470747443)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $6.99 | per 7 days |


## Frequently asked questions

### Is AI Chat Pro free?

AI Chat Pro is free to download, with in-app purchases available.

### Is AIメールくん free?

AIメールくん is free to download, with in-app purchases available.

### Do AI Chat Pro or AIメールくん have ads?

Neither AI Chat Pro nor AIメールくん shows ads.

### Which is updated more often, AI Chat Pro or AIメールくん?

AI Chat Pro ships an update fortnightly, and AIメールくん every 9 days. Most recently, AI Chat Pro was updated on September 11, 2026 and AIメールくん on September 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*